Every motor vehicle shall be constructed and maintained so as to conform to noise standards as indicated in the table below, and these Standards shall be tested as per Indian Standards IS : 3028-1998.

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Category of Vehicles at manufacturing stage applicable on and from 01/01/2003

Noise limits dB(A)

1

Two wheeler with displacement up to 80 cubic cm

75

2

Two wheeler with displacement more than 80 cubic cm but up to 175 cubic cm

77

3

Two wheeler with displacement above 175 cubic cm

80

4

Three wheeler with displacement up to 175 cubic cm

77

5

Two wheeler with displacement more than 175 cubic cm

80

6

Passenger car

75

7

Passenger or commercial vehicles with GVW up to 4 tonnes

80

8

Passenger or commercial vehicles with GVW more than 4 tonnes but up to 12 tonnes

83

9

Passenger or commercial vehicles with GVW more than 12 tonnes

86

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Category of Vehicles at manufacturing stage applicable on and from 01/04/2005

Noise limits dB(A)

1

Two wheelers displacement up to 80 cc

75

2

Two wheelers displacement more than 80 cc but up to 175 cc

77

3

Two wheelers displacement more than 175 cc

80

4

All passengers cars, all Petrol driven three- wheelers and diesel driven two wheelers

82 dB (A)

5

Three wheelers with displacement up to 175 cc

77

6

Three wheelers with displacement more than 175 cc

80

7

Vehicles used for carriage of passengers having more than nine seats, including drivers seat.

74

8

Vehicles used for carriage of passengers having more than nine seats, including drivers seat, and a maximum Gross Vehicle Weight (GVW) of more than 3.5 tonnes with an engine power less than 150KW

78

9

Vehicles used for carriage of passengers having more than nine seats, including drivers seat, and a maximum Gross Vehicle Weight (GVW) of more than 3.5 tonnes with an engine power of 150KW and above

80

10

Vehicles used for carriage of passengers having more than nine seats, including drivers seat, and vehicles used for carriage of goods with a maximum GVW not exceeding 2 tonnes

76

11

Vehicles used for carriage of passengers having more than nine seats, including drivers seat, and vehicles used for carriage of goods with a maximum GVW greater than 3 tonnes but not exceeding 3.5 tonnes

77

12

Vehicles used for transport of goods with a maximum GVW exceeding 3.5 tonnes with an engine power less than 75KW

77

13

Vehicles used for transport of goods with a maximum GVW exceeding 3.5 tonnes with an engine power of 75KW or above but less than 150KW

78

14

Vehicles used for transport of goods with a maximum GVW exceeding 3.5 tonnes with an engine power of 150KW and above